Modal window popup

I would like a modal informative window to appear in the administration area immediately after the user has logged on. What is the best way to do it?

Hi,
use JS event pimcoreReady and implement your modal window there.
See also https://pimcore.com/docs/5.x/Development_Documentation/Extending_Pimcore/Bundle_Developers_Guide/Plugin_Backend_UI.html

BR
Christian

@fash, Thanks al lot